Ricoh Aficio MP201SPF Service Manual page 489

Parameter selection for dial
tone detection
6
0: Normal parameter
1: Specific parameter
7 Not used
G3 Switch 08 - Not used (do not change the settings)
G3 Switch 09 - Not used (do not change the settings)
G3 Switch 0A [SP No. 1-105-011]
No FUNCTION
Maximum allowable carrier
drop during image data
reception
0-1 Bit 1: 0, Bit 0: 0 = 200
Bit 1: 0, Bit 0: 1 = 400
Bit 1: 1, Bit 0: 0 = 800
Bit 1: 1, Bit 0: 1 = Reserved
Select cancellation of
high-speed RX if carrier signal
2 lost while receiving
0: Off
1: On
3 Not used
SM Appendix
0: This uses the fixed table in the ROM for dial tone
detection.
1: This uses the specific parameter adjusted with
SRAM (69ECBEH - 69ECDEH). Select this if the dial
tone cannot be detected when the "Normal
parameter: 0" is selected.
Do not change the settings.
COMMENTS
These bits set the acceptable modem carrier
drop time.
Try using a longer setting if error code 0-22 is
frequent.
This switch setting determines if high-speed
receiving ends if the carrier signal is lost when
receiving during non-ECM mode
Do not change the settings
5-51
Bit Switches
D115/D116